... could afford the pressure exceeding 2.0Mpa, in accordance with international standards, provided in the pipe with standard water pressure, no ... Accuracy: pressure loss is in accordance with water meter international standards, Q3=2500L/h or Q3=4000L/h optional,R=100 ... ,2% accuracy. In line with the relevant requirement of international standard.c. Interchangeability: This product could be used for ...